CN209895800U - Tensile cable for thin coal seam coal mining machine - Google Patents
Tensile cable for thin coal seam coal mining machine Download PDFInfo
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- CN209895800U CN209895800U CN201921035688.1U CN201921035688U CN209895800U CN 209895800 U CN209895800 U CN 209895800U CN 201921035688 U CN201921035688 U CN 201921035688U CN 209895800 U CN209895800 U CN 209895800U
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Abstract
The utility model discloses a tensile cable for thin seam coal mining machine, which comprises a power core conductor and a control core conductor, wherein the outer side of the power core conductor is wrapped with a first insulating layer, the outer side of the first insulating layer is provided with a first braided reinforced layer, the outer side of the control core conductor is wrapped with a second insulating layer, the outer side of the second insulating layer is provided with a second braided reinforced layer, the outer sides of the power core conductor and the control core conductor are wrapped with a shielding layer through the outer side of the filling layer, the outer side of the shielding layer is provided with a flame-retardant layer, the outer side of the flame-retardant layer is provided with an outer protective layer, the outer side of the outer protective layer is bonded with a tensile rib, the tensile rib is internally provided with a metal strip through the tensile rib arranged on the outer side, thereby increasing the transverse tensile capacity of the, the cable control core of the coal mining machine is not easy to break, and the service life is prolonged.
Description
Technical Field
The utility model relates to a cable technical field for the colliery specifically is a tensile type cable for thin seam coal cutter.
Background
At present, the coal mining machine is a main device widely adopted in underground operation in the coal industry of China. Shearers have evolved from coal cutters. With the increasing mechanization degree of the coal industry, the requirements of the coal industry on various cables are increasing continuously, and higher requirements are provided for the safety and reliability of the cables for various purposes in order to guarantee the coal mining safety. The control wire core in the rubber jacketed flexible cable of the coal mining machine used in the coal industry of China is easy to break and short in service life, and is a key matching component for restricting the production efficiency of the coal mining machine. The control wire core in the coal mining machine cable mainly plays a role in signal monitoring, but the control wire core is easy to break due to the action of various mechanical stresses such as frequent bending and stretching in the running process of the cable, the monitoring protection effect is lost once the control wire core is broken, equipment is stopped to rotate, the use of a user is seriously influenced, and great loss is caused to the user.
In the use process of the existing cable, the cable frequently moves along with the movement of a coal mining machine, the section of a control wire core is small, and when the cable is frequently bent and stretched along with the coal mining machine in a well, the cable is possibly broken in the process of frequently moving and bending, so that the control and monitoring effects cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tensile type cable for thin coal seam coal-winning machine to in solving current cable use, the cable is along with the removal of coal-winning machine and frequently moves, and control core cross-section is little, and the cable is in the pit along with the frequent bending of coal-winning machine, when tensile, probably is broken in frequently moving the bending, just so can't play the problem of the effect of control and control.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tensile type cable for thin coal seam coal-winning machine, includes power sinle silk conductor and control sinle silk conductor, power sinle silk conductor outside parcel has the first insulation layer, the first insulation layer outside is provided with the first enhancement layer of weaving, control sinle silk conductor outside parcel has the second insulating layer, the second insulating layer outside is provided with the second and weaves the enhancement layer, power sinle silk conductor and control sinle silk conductor outside have the shielding layer through the outside parcel of the filling layer, the shielding layer outside is provided with fire-retardant layer, outer inoxidizing coating is installed in the fire-retardant layer outside, outer inoxidizing coating outside bonds and has the tensile rib, tensile rib internally mounted has the metal strip.
Preferably, the cross section of the tensile rib is arranged to be trapezoidal, and a plurality of tensile ribs are arranged at equal intervals.
Preferably, the metal strip is a flexible metal strip, and the metal strip is arranged into a rectangular strip block.
Preferably, the first insulating layer and the second insulating layer both adopt ethylene propylene rubber layers as insulating layers.
Preferably, the first braided reinforcing layer and the second braided reinforcing layer are both braided by using fibers.
Preferably, the filling layer is formed by filling nylon ropes, and the flame-retardant layer is of a chloroprene rubber structure.
Preferably, the tensile ribs are of a frustum of a pyramid rubber structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a tensile rib that the outside was equipped with, tensile rib internally mounted have the metal strip, have increased the horizontal tensile ability of cable for coal-winning machine cable control core is difficult for disconnected core, is favorable to improving life.
2. And through wrapping up power sinle silk conductor in the control sinle silk conductor outside, and the cross section of the tensile rib in the outer inoxidizing coating outside sets to trapezoidal form, and the equidistant a plurality of installing of tensile rib has increased the diameter of beating whole cable, prevents because of control sinle silk cross-section is little, and the phenomenon of being broken takes place.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic view of the tensile rib structure of the present invention.
In the figure: 1. a power core conductor; 2. a first insulating layer; 3. a first braided reinforcing layer; 4. a control wire core conductor; 5. a second insulating layer; 6. a second braided reinforcing layer; 7. a filling layer; 8. a shielding layer; 9. a flame retardant layer; 10. an outer protective layer; 11. tensile ribs; 12. a metal strip.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, in an embodiment of the present invention, a tensile cable for a thin seam coal mining machine includes a power core conductor 1 and a control core conductor 4, a first insulating layer 2 is wrapped outside the power core conductor 1 for performing an anti-creeping treatment on an outer side of the power core conductor 1, a first braided reinforcing layer 3 is disposed outside the first insulating layer 2 to increase a tensile capability of the outer side of the power core conductor 1, a second insulating layer 5 is wrapped outside the control core conductor 4, a second braided reinforcing layer 6 is disposed outside the second insulating layer 5, and the first braided reinforcing layer 3 and the second braided reinforcing layer 6 are braided by a wrapping layer;
the shielding layers 8 are wrapped outside the power core conductor 1 and the control core conductor 4 through the filling layers 7 and used for preventing external electromagnetic interference and improving the conveying efficiency;
a flame-retardant layer 9 is arranged on the outer side of the shielding layer 8, an outer protective layer 10 is arranged on the outer side of the flame-retardant layer 9, and a high-flame-retardant chloroprene rubber outer sheath or a chlorinated polyethylene rubber layer is adopted;
the cross section of each tensile rib 11 is designed to be in a trapezoid shape, a plurality of tensile ribs 11 are arranged at equal intervals, the metal strips 12 are flexible metal strips, so that the metal strips 12 can be bent for use, and the metal strips 12 are arranged to be rectangular strips;
the first insulating layer 2 and the second insulating layer 5 both adopt ethylene propylene rubber layers as insulating layers, the first knitted reinforcing layer 3 and the second knitted reinforcing layer 6 are both formed by knitting fibers, the filling layer 7 is formed by filling nylon ropes, and the flame-retardant layer 9 adopts a chlorinated polyethylene rubber structure;
the tensile ribs 11 adopt a frustum pyramid rubber structure, namely rubber strips with trapezoidal cross sections, so that the structural stability of the tensile ribs 11 is improved, and the tensile and bending resistance of the cable is improved; tensile rib 11 through the outside is equipped with, and 11 internally mounted of tensile rib has metal strip 12, the horizontal tensile ability of cable has been increased, make the difficult disconnected core of coal-winning machine cable control core, be favorable to improving life, and through being equipped with four distributions in the control sinle silk conductor 4 outsides with power sinle silk conductor 1, and be provided with tensile rib 11 on the outer inoxidizing coating 10 in the power sinle silk conductor 1 outside, and tensile rib 11 equidistant installs a plurality ofly, the diameter of having increased whole cable of beating, the anti bending ability of cable has been increased, it is little to prevent because of the control sinle silk cross-section, easy bending, and the phenomenon of being broken takes place.
The utility model discloses a theory of operation and use flow: tensile rib 11 through the outside is equipped with, and 11 internally mounted of tensile rib has metal strip 12, the horizontal tensile ability of cable has been increased, make the difficult disconnected core of coal-winning machine cable control core, be favorable to improving life, and through being equipped with four distributions in the control sinle silk conductor 4 outsides with power sinle silk conductor 1, and be provided with tensile rib 11 on the outer inoxidizing coating 10 in the power sinle silk conductor 1 outside, and tensile rib 11 equidistant installing is a plurality of, the diameter of having increased whole cable of beating, it is little to prevent because of control sinle silk cross-section, and the phenomenon of being broken takes place.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a tensile type cable for thin coal seam coal mining machine, includes power sinle silk conductor (1) and control sinle silk conductor (4), its characterized in that: the utility model discloses a power cable core conductor, including power core conductor (1), power core conductor (1) outside parcel has first insulating layer (2), the first insulating layer (2) outside is provided with first enhancement layer (3) of weaving, control core conductor (4) outside parcel has second insulating layer (5), the second insulating layer (5) outside is provided with the second and weaves enhancement layer (6), power core conductor (1) and control core conductor (4) outside have shielding layer (8) through filling layer (7) outside parcel, the shielding layer (8) outside is provided with fire-retardant layer (9), outer inoxidizing coating (10) are installed in fire-retardant layer (9) outside, outer inoxidizing coating (10) outside bonding has tensile rib (11), tensile rib (11) internally mounted has metal strip (12).
2. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: the cross section of the tensile rib (11) is designed into a trapezoidal shape, and a plurality of tensile ribs (11) are arranged at equal intervals.
3. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: the metal strips (12) are flexible metal strips, and the metal strips (12) are arranged into rectangular blocks.
4. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: the first insulating layer (2) and the second insulating layer (5) both adopt ethylene propylene rubber layers as insulating layers.
5. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: the first braided reinforcing layer (3) and the second braided reinforcing layer (6) are both formed by weaving fibers.
6. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: the filling layer (7) is formed by filling nylon ropes, and the flame-retardant layer (9) is of a chloroprene rubber or chlorinated polyethylene rubber layer structure.
7. The tensile cable for the thin coal seam coal mining machine according to claim 1, wherein: tensile rib (11) adopt terrace with edge rubber construction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921035688.1U CN209895800U (en) | 2019-07-04 | 2019-07-04 | Tensile cable for thin coal seam coal mining machine |
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CN201921035688.1U CN209895800U (en) | 2019-07-04 | 2019-07-04 | Tensile cable for thin coal seam coal mining machine |
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CN209895800U true CN209895800U (en) | 2020-01-03 |
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CN201921035688.1U Active CN209895800U (en) | 2019-07-04 | 2019-07-04 | Tensile cable for thin coal seam coal mining machine |
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- 2019-07-04 CN CN201921035688.1U patent/CN209895800U/en active Active
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